Home / 16,947,766.20-23,387,751.20-9,212,348.28

Finding the Fourth Proportional to 16,947,766.20, 23,387,751.20 and 9,212,348.28

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Solution

The fourth proportional to 16,947,766.20, 23,387,751.20 and 9,212,348.28 is: 12,712,950.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,947,766.20 : 23,387,751.20 = 9,212,348.28 : x
  2. Step 2: Convert to fraction form
    16,947,766.20/23,387,751.20 = 9,212,348.28/x
  3. Step 3: Cross multiply
    16,947,766.20x = 23,387,751.20 × 9,212,348.28
  4. Step 4: Simplify right side
    16,947,766.20x = 215,456,109,540,387.91
  5. Step 5: Solve for x
    x = 215,456,109,540,387.91/16,947,766.20
  6. Step 6: Final answer
    x = 12,712,950.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.